علوم
۱٬۵۴۶ نقشه موجود است • ۱۱ زیردسته‌بندی
مرور زیردسته‌بندی‌ها
نقشه‌ها (۱٬۵۴۶)
Saving Tomato Seeds — The Fermentation Method
توسط Bob
علوم زراعت
Saving Carrot Seeds — The Two-Year Biennial
توسط Bob
علوم زراعت
Saving Bean and Pea Seeds — The Easiest First Seed to Save
توسط Bob
علوم زراعت
Overwintering Roots for Seed — Getting a Biennial Through Winter
توسط Bob
علوم زراعت
Aryabhata's Spinning Earth — A Torch, a Ball, and Day and Night
توسط Astro
قرون وسطی
Zero and Place-Value — Build an Abacus and Count Like the World Does
توسط Mark
قرون وسطی
Projectile Motion — Launch a Ball and Measure Its Flight
توسط Penny
Scientific Revolution (1600–1760)
Hooke's Law — Stretch a Spring and Find Its Stiffness
توسط Penny
School Projects 11-15
The Pendulum — Time a Swing and Weigh Gravity
توسط Martin
Scientific Revolution (1600–1760)
The Sand Reckoner — Count the Grains and Tame Huge Numbers
توسط Mark
باستان
Air Has Weight — The Upside-Down Glass and Torricelli's Barometer
توسط Penny
Scientific Revolution (1600–1760)
Boyle's Law — Squeeze a Syringe of Air
توسط Charlie
Scientific Revolution (1600–1760)
Magic Squares — Arrange Numbers So Every Line Adds the Same
توسط Mark
باستان
The Mercator Map — Peel an Orange and See Why Flat Maps Lie
توسط Mark
Renaissance (1400–1600)
Snell's Law — Measure How Light Bends (Laser and Protractor)
توسط Penny
Scientific Revolution (1600–1760)
Trigonometry — Build a Clinometer and Measure a Tree's Height
توسط Mark
باستان
Galileo's Falling Bodies — Race a Ball Down a Ramp
توسط Penny
Scientific Revolution (1600–1760)
Kepler's Laws — Draw a Planet's Ellipse with Two Pins and a String
توسط Astro
Scientific Revolution (1600–1760)
The Number e — Grow Money and Meet the Constant of Change
توسط Mark
Scientific Revolution (1600–1760)
The Birth of Probability — Roll the Dice and Find the Odds
توسط Mark
Scientific Revolution (1600–1760)
Descartes' Coordinates — Plot a Treasure Map and Draw with Numbers
توسط Mark
Scientific Revolution (1600–1760)
Napier's Logarithms — Build a Paper Slide Rule and Multiply by Sliding
توسط Mark
Scientific Revolution (1600–1760)
Newton's Method — Chase a Root Down Tangent Lines You Draw
توسط Mark
Scientific Revolution (1600–1760)
Pascal's Triangle — Build a Pyramid of Numbers by Adding
توسط Mark
Scientific Revolution (1600–1760)